Hair coloring easel



FIG. 1 is a perspective view of the top, front and left side of a hair coloring easel showing my new design;

FIG. 2 is a right side elevational view thereof, the side opposite being a mirror image of the side shown; and,

FIG. 3 is a rear elevational view thereof.

The bottom surface of the easel forms no part of the claimed design. 

The ornamental design for a hair coloring easel, as shown and described. 